# copyright -- Ivan Novick -- Feb-2008 -- ivan at 0x4849 dot net
# x86 assembly -- print out an array of 10 long values 
#
# as -o array.o array.s
# ld -dynamic-linker /lib/ld-linux.so.2 -o array -lc array.o

.section .data

array:
.long 10,20,30,40,50,60,70,80,90,100        # array of 10 longs

arraysize:
.long 10

fmtstring: 
.asciz "%d\n"                               # null terminated string

.section .text

.globl _start
_start:

movl $0, %eax                               # initialize the counter %eax

loopbegin:                                  # mark the beginning of the loop

movl array(, %eax, 4), %ebx                 # move the array item into %ebx

##### CALL PRINTF #############################################################
pushl %eax                                  # save the state of %eax
pushl %ebx                                  # 2nd parameter to printf call
pushl $fmtstring                            # first parameter to printf call
call printf                                 # call libc
addl $8, %esp                               # remove and discard %ebx and $fmtstring from stack
popl %eax                                   # restore the state of %eax counter
################################################################################

inc %eax                                    # increment the counter

cmp arraysize, %eax                         # compare the counter with the array size
jl loopbegin                                # if the counter is less than the array size than do another iteration of theloop

movl $1, %eax                               # code for the exit system call
movl $0, %ebx                               # parameter to exit system call
int $0x80                                   # system call